2021023804

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{245389}}^1$

素因数の和:245493

約数の個数: 24

約数和(自身を含む): 3710296800

約数和(自身を除く): 1689272996

約数列:

[1, 2, 4, 29, 58, 71, 116, 142, 284, 2059, 4118, 8236, 245389, 490778, 981556, 7116281, 14232562, 17422619, 28465124, 34845238, 69690476, 505255951, 1010511902, 2021023804]

約数ペア:

[(1, 2021023804), (2, 1010511902), (4, 505255951), (29, 69690476), (58, 34845238), (71, 28465124), (116, 17422619), (142, 14232562), (284, 7116281), (2059, 981556), (4118, 490778), (8236, 245389)]